A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5985-00-211-7383
NSN 6110-01-351-4527
NSN 5965-01-388-5296
NSN 5895-00-883-5399
NSN 6610-01-375-1527
NSN 5998-00-265-1001
NSN 6130-01-557-4934
NSN 5999-01-079-1998
NSN 5905-01-417-9104
NSN 5996-01-469-6479
NSN 6220-00-371-3267
NSN 6220-01-465-6405